Chestnut Emoji

A glossy brown chestnut, usually shown half-emerged from its spiky burr hull. 🌰 is autumn's signature nut, tied to two overlapping mental images. For Western users, the first association is Nat King Cole's "Chestnuts roasting on an open fire", the opening line of one of the most-played holiday songs ever recorded. For East Asian users, especially Japanese and Korean, it's the emoji of kuri season, roasted chestnut trucks, and autumn menus.

The chestnut has a heavier story than most food emojis. The American chestnut was once the dominant tree in Eastern North America, an estimated 4 billion trees making up roughly 25 percent of the hardwood forest. A fungus called chestnut blight, accidentally imported around 1904 on Japanese nursery stock, killed almost every mature American chestnut within fifty years. The American Chestnut Foundation has been breeding blight-resistant hybrids since 1983, and in 2023 submitted a transgenic resistant tree for USDA regulatory review.

In Japan, chestnuts (栗, kuri) are a core autumn food. Kuri gohan (chestnut rice), yakiguri (roasted chestnut), and mont blanc pastries) are the three classic preparations. The town of Obuse in Nagano has been famous for its chestnuts since the Edo period. In Europe, especially Tuscany and Corsica, chestnut flour (farina di castagne) kept mountain communities alive when grain couldn't grow, earning the tree the name albero del pane, the bread tree.

Approved in Unicode 6.0 (2010) as U+1F330 CHESTNUT.

🌰 runs three strong seasonal lanes.

Western autumn and Christmas. The emoji peaks twice in Western Google Trends data: late October through early November for fall aesthetic content, then again around December 20-25 for Christmas posts tied to the Mel Tormé song. Typical pairings are 🌰🔥 (the fireplace), 🌰🎄 (the tree), and 🌰☕ (cozy drink). It shows up in cottagecore, pumpkin-spice, and general autumn moodboards alongside 🍂🍁🎃.

East Asian kuri season. In Japan, Korea, and China, 🌰 spikes from September through November when chestnut season is in full swing. Roasted chestnut vendors with charcoal drum roasters show up on street corners across East Asia. In Seoul and Beijing the drum-roasted chestnut is often bundled with the same drum-roasted sweet potato (see 🍠) in cold-weather nostalgia posts.

"Old chestnut" and "deez nuts" humor. In English, "old chestnut" means a worn-out joke or tired classic story. Some users type "that's an old 🌰" for the pun. Separately, 🌰 occasionally carries the "deez nuts" meme energy, though 🥜 peanut does more of that work. The chestnut version is more of a one-off joke.

No dating-app slang, no NSFW coded meaning, no generational split. It's a seasonal food emoji that leans cozy and nostalgic.

The chestnut has mattered more to human civilization than its modest emoji status suggests. It was cultivated in Japan before rice, was the staple carbohydrate for Tuscan and Corsican mountain villages through the 19th century, and, until 1904, defined the ecological character of the Eastern United States.

The American chestnut catastrophe is the most consequential ecological disaster in North American forest history. Before the fungus Cryphonectria parasitica arrived on imported Asian nursery stock, an estimated 4 billion American chestnuts formed roughly one in four hardwood trees east of the Mississippi. The blight spread about 50 miles per year. By the 1950s virtually every mature American chestnut was dead. Root sprouts still survive and try to grow back, only to be girdled by residual blight before they can reproduce. The species is effectively a walking ghost.

The American Chestnut Foundation has spent more than four decades crossing American chestnuts with blight-resistant Chinese chestnuts, then backcrossing for American tree characteristics. A parallel effort at SUNY-ESF produced a transgenic American chestnut carrying a wheat gene for oxalate oxidase, which neutralizes the fungus's toxin. In 2023 that tree was submitted to the USDA for regulatory review. If approved, it would be the first deliberate release of a genetically engineered forest tree.

In Japan, the chestnut emoji carries a different emotional weight. Obuse town in Nagano Prefecture has been famous for its kuri since the Edo period, when Obuse chestnuts were sent as tribute to the Tokugawa shogunate. Obuse's chestnut confectionery shops, notably Obusedō, attract more than a million visitors a year. China currently produces about 75 percent of the world's chestnuts and has an estimated 300 cultivars.

The emoji itself comes from the same Japanese mobile carrier emoji sets that populated Unicode 6.0 in 2010. The Japanese autumn calendar already encoded kuri as a key seasonal marker, which is why the chestnut made the cut when many other nuts did not.

1. 2010U+1F330 CHESTNUT approved in Unicode 6.0, carried from Japanese carrier emoji
2. 2015Added to Emoji 1.0 as platforms standardized color rendering
3. 2017Apple's iOS 11 redesign gives 🌰 its now-iconic glossy brown nut half-emerging from a spiky green burr
4. 2020Google's Noto redesign aligns closer to the Apple reference, rendering the burr spikes more clearly
5. 2023The American Chestnut Foundation submits a transgenic blight-resistant American chestnut (Darling 58) to the USDA for regulatory review↗

• •The Christmas Song opens with "Chestnuts roasting on an open fire," a line written by Mel Tormé and Bob Wells in 1945 in about 45 minutes. Nat King Cole's 1946 recording made the song a standard.
• •The American chestnut blight killed an estimated 4 billion trees between 1904 and the 1950s, roughly 25 percent of the Eastern hardwood forest. It's considered one of the worst ecological disasters in North American history.
• •Chestnuts are the only tree nut that's low in fat and high in starch. They have about 40 percent of the calories of almonds or walnuts, which is why mountain communities across Europe historically ground them into chestnut flour for bread and polenta.
• •The Hundred Horse Chestnut on Mount Etna in Sicily is estimated at 2,000 to 4,000 years old, one of the oldest known trees in Europe. Legend says 100 knights and their horses sheltered under it during a thunderstorm.
• •Obuse town in Nagano has been famous for chestnuts since the Edo period. Obuse chestnuts were sent as tribute to the Tokugawa shogunate, and today the town's confectionery shops draw more than a million visitors per year.
• •Marrons glacés were first created in 16th-century Lyon, France. Each chestnut is individually peeled and candied in progressively sweeter sugar syrups over three to four days. A single marron glacé can retail for 3 to 5 US dollars.
• •China produces about 75 percent of the world's chestnuts and has approximately 300 cultivars. The Beijing-style tang chao lizi (sugar-roasted chestnuts in hot sand) is one of the country's most iconic winter street foods.
• •Japanese chestnut cultivation predates rice cultivation. Kuri has been a Japanese staple for at least 5,000 years, and still appears on the traditional osechi ryori New Year menu as a symbol of success and perseverance.
• •In 2023, the American Chestnut Foundation submitted Darling 58, a transgenic blight-resistant American chestnut engineered at SUNY-ESF, for USDA regulatory review. If approved, it would be the first deliberate release of a genetically engineered forest tree in the United States.

• •The Christmas Song by Mel Tormé and Bob Wells (1945), most famously recorded by Nat King Cole in 1946. Tormé said the lyrics were written in about 45 minutes on a hot July day, trying to "think cool thoughts."
• •Natsume Sōseki's novel Botchan (1906) features chestnut-related cultural references in its Ehime prefecture setting, indirectly tied to the regional botchan dango.
• •The Hundred Horse Chestnut (Castagno dei Cento Cavalli) on Mount Etna is one of the oldest trees in Europe, estimated at 2,000-4,000 years. Legend says 100 knights and their horses sheltered under its canopy in a thunderstorm.
• •In the Japanese folktale Momotaro, millet dumplings (kibi dango) are the hero's ration, but regional variants swap in chestnuts, tying kuri to the broader Japanese folk-food imagination.
• •The British idiom "old chestnut" traces back to an 1816 play, The Broken Sword, where a character's repeated chestnut-tree anecdote was endlessly corrected. The phrase stuck as shorthand for any tired, often-repeated story.